3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'b'; $b = 'c'; $c = 'd'; $d = 'e'; $e = 'f'; $f = 'g'; $g = 'h'; echo $$$$$$$a;

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0090.00618.43
8.3.50.0100.00721.14
8.3.40.0060.00918.54
8.3.30.0090.01218.97
8.3.20.0080.00020.04
8.3.10.0040.00422.04
8.3.00.0040.00422.42
8.2.180.0120.00316.63
8.2.170.0100.01022.96
8.2.160.0070.00720.35
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.01126.16
8.2.120.0040.00419.64
8.2.110.0060.00322.24
8.2.100.0060.00619.43
8.2.90.0040.00419.23
8.2.80.0030.00619.16
8.2.70.0060.00317.38
8.2.60.0040.00417.93
8.2.50.0080.00018.07
8.2.40.0040.00418.14
8.2.30.0030.00718.08
8.2.20.0070.00017.64
8.2.10.0040.00417.59
8.2.00.0000.00717.71
8.1.280.0140.00325.92
8.1.270.0100.00720.32
8.1.260.0090.00026.35
8.1.250.0090.00028.09
8.1.240.0030.00623.81
8.1.230.0060.00619.16
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0000.00817.22
8.1.190.0040.00417.50
8.1.180.0040.00420.11
8.1.170.0050.00318.57
8.1.160.0030.00322.11
8.1.150.0000.00818.53
8.1.140.0030.00517.31
8.1.130.0000.00617.85
8.1.120.0040.00417.39
8.1.110.0040.00417.47
8.1.100.0070.00017.46
8.1.90.0070.00017.34
8.1.80.0000.00717.46
8.1.70.0070.00017.41
8.1.60.0050.00517.49
8.1.50.0050.00317.39
8.1.40.0020.00517.42
8.1.30.0050.00217.51
8.1.20.0040.00417.60
8.1.10.0000.00817.50
8.1.00.0090.00017.47
8.0.300.0000.00718.77
8.0.290.0000.00816.93
8.0.280.0030.00318.49
8.0.270.0020.00517.12
8.0.260.0000.00616.74
8.0.250.0000.00716.89
8.0.240.0040.00416.93
8.0.230.0070.00016.93
8.0.220.0030.00316.92
8.0.210.0070.00016.89
8.0.200.0030.00316.91
8.0.190.0030.00516.91
8.0.180.0000.00716.86
8.0.170.0020.00516.95
8.0.160.0000.00716.80
8.0.150.0080.00016.82
8.0.140.0000.00716.80
8.0.130.0060.00013.28
8.0.120.0000.00716.93
8.0.110.0040.00416.76
8.0.100.0000.00716.89
8.0.90.0070.00016.92
8.0.80.0080.00816.80
8.0.70.0040.00416.75
8.0.60.0070.00016.87
8.0.50.0040.00416.89
8.0.30.0130.01016.88
8.0.20.0110.00817.40
8.0.10.0000.00816.98
8.0.00.0080.01116.70
7.4.330.0000.00515.00
7.4.320.0030.00316.38
7.4.300.0030.00316.48
7.4.290.0000.00816.48
7.4.280.0080.00016.53
7.4.270.0070.00016.59
7.4.260.0070.00016.61
7.4.250.0030.00516.49
7.4.240.0020.00516.54
7.4.230.0030.00316.37
7.4.220.0070.01016.65
7.4.210.0030.01316.49
7.4.200.0030.00316.63
7.4.190.0000.00716.67
7.4.160.0120.00616.64
7.4.150.0080.00817.40
7.4.140.0130.00617.86
7.4.130.0070.01416.54
7.4.120.0080.00816.53
7.4.110.0100.00716.52
7.4.100.0090.00916.33
7.4.90.0130.00416.41
7.4.80.0130.01319.39
7.4.70.0040.01216.30
7.4.60.0050.01016.56
7.4.50.0040.00416.56
7.4.40.0100.00722.77
7.4.30.0130.00316.54
7.4.00.0110.00415.11
7.3.330.0050.00013.09
7.3.320.0050.00013.07
7.3.310.0000.00716.33
7.3.300.0000.00616.27
7.3.290.0080.01416.15
7.3.280.0090.00916.17
7.3.270.0050.01117.40
7.3.260.0030.01316.53
7.3.250.0080.00916.29
7.3.240.0030.01416.51
7.3.230.0100.00916.42
7.3.210.0110.00516.15
7.3.200.0000.01519.39
7.3.190.0140.01916.43
7.3.180.0030.01316.42
7.3.170.0100.00616.29
7.3.160.0120.00916.45
7.3.120.0080.00414.86
7.3.10.0190.00316.31
7.3.00.0050.00516.26
7.2.330.0030.01416.63
7.2.320.0040.01616.27
7.2.310.0120.00616.70
7.2.300.0080.00816.64
7.2.290.0090.00816.61
7.2.130.0030.00716.54
7.2.120.0040.00816.71
7.2.110.0100.00716.49
7.2.100.0110.01416.80
7.2.90.0040.01116.86
7.2.80.0140.00916.57
7.2.70.0030.01416.88
7.2.60.0050.00816.73
7.2.50.0060.00616.91
7.2.40.0060.01216.68
7.2.30.0040.00416.69
7.2.20.0070.00716.78
7.2.10.0060.00616.62
7.2.00.0070.00717.98
7.1.250.0140.00515.71
7.1.200.0040.00715.78
7.1.100.0210.00716.14
7.1.70.0040.00416.77
7.1.60.0100.00719.82
7.1.50.0090.01516.84
7.1.00.0000.05322.30
7.0.200.0040.00416.63
7.0.140.0030.07322.21
7.0.60.0030.08021.77
7.0.50.0030.08322.25
7.0.40.0000.05720.18
7.0.30.0100.08020.08
7.0.20.0030.05720.07
7.0.10.0070.06020.05
7.0.00.0000.09020.07
5.6.280.0000.07320.88
5.6.210.0100.07020.46
5.6.200.0130.06721.05
5.6.190.0030.07321.04
5.6.180.0030.07721.12
5.6.170.0000.08721.03
5.6.160.0000.08021.12
5.6.150.0070.08021.00
5.6.140.0070.08021.13
5.6.130.0000.07020.99
5.6.120.0030.08720.93
5.6.110.0070.08021.04
5.6.100.0100.07721.00
5.6.90.0100.07721.09
5.6.80.0030.05320.47
5.6.70.0030.08320.47
5.6.60.0000.06320.28
5.6.50.0000.04320.40
5.6.40.0000.06020.25
5.6.30.0070.03720.35
5.6.20.0070.06020.32
5.6.10.0030.07320.34
5.6.00.0170.06320.45
5.5.350.0030.08320.31
5.5.340.0030.08720.80
5.5.330.0070.07020.97
5.5.320.0070.08320.89
5.5.310.0070.05720.77
5.5.300.0170.04720.82
5.5.290.0030.07720.86
5.5.280.0100.03720.96
5.5.270.0070.08020.86
5.5.260.0000.08720.82
5.5.250.0070.05320.68
5.5.240.0130.07020.25
5.5.230.0000.08020.35
5.5.220.0000.06720.13
5.5.210.0070.07020.17
5.5.200.0100.07320.22
5.5.190.0070.05720.23
5.5.180.0030.04320.30
5.5.160.0100.06720.07
5.5.150.0030.08019.99
5.5.140.0100.07720.24
5.5.130.0100.07320.11
5.5.120.0070.07320.14
5.5.110.0000.06320.22
5.5.100.0030.03720.05
5.5.90.0000.04019.85
5.5.80.0030.05320.04
5.5.70.0030.08020.05
5.5.60.0030.06320.20
5.5.50.0030.09020.16
5.5.40.0070.06319.96
5.5.30.0030.04320.19
5.5.20.0070.07319.98
5.5.10.0030.07719.99
5.5.00.0030.08320.03
5.4.450.0030.06019.20
5.4.440.0030.07719.42
5.4.430.0000.08319.18
5.4.420.0000.08019.29
5.4.410.0030.07019.39
5.4.400.0030.06718.95
5.4.390.0030.05018.84
5.4.380.0070.07319.16
5.4.370.0030.04019.00
5.4.360.0070.05319.15
5.4.350.0070.07018.97
5.4.340.0100.03018.99
5.4.320.0070.07018.85
5.4.310.0030.07318.95
5.4.300.0030.07718.88
5.4.290.0070.07319.00
5.4.280.0030.07718.96
5.4.270.0000.04019.07
5.4.260.0030.03719.15
5.4.250.0000.04018.94
5.4.240.0070.07019.15
5.4.230.0000.07319.00
5.4.220.0030.08019.00
5.4.210.0130.06319.09
5.4.200.0000.05319.00
5.4.190.0070.04718.99
5.4.180.0100.07018.99
5.4.170.0000.07318.91
5.4.160.0030.07319.14
5.4.150.0100.07018.92
5.4.140.0000.07016.36
5.4.130.0130.05316.28
5.4.120.0070.06716.38
5.4.110.0030.07016.42
5.4.100.0000.06316.35
5.4.90.0030.06016.37
5.4.80.0070.06016.43
5.4.70.0200.05716.17
5.4.60.0030.07016.30
5.4.50.0070.05016.24
5.4.40.0030.07016.32
5.4.30.0000.07316.35
5.4.20.0070.06016.43
5.4.10.0030.06716.19
5.4.00.0000.04315.78
5.3.290.0070.07314.64
5.3.280.0000.07714.49
5.3.270.0030.07014.39
5.3.260.0100.06714.56
5.3.250.0030.07014.43
5.3.240.0100.07014.57
5.3.230.0030.07014.55
5.3.220.0100.06314.40
5.3.210.0030.07714.46
5.3.200.0030.07014.51
5.3.190.0070.06714.49
5.3.180.0000.07714.34
5.3.170.0030.07314.48
5.3.160.0030.07714.49
5.3.150.0070.07314.45
5.3.140.0030.07314.48
5.3.130.0000.06314.40
5.3.120.0030.06014.52
5.3.110.0030.07314.53
5.3.100.0030.07313.96
5.3.90.0030.07013.84
5.3.80.0030.05313.82
5.3.70.0000.07013.95
5.3.60.0000.06313.78
5.3.50.0070.07013.87
5.3.40.0030.07313.73
5.3.30.0030.06713.84
5.3.20.0100.05713.48
5.3.10.0000.07313.59
5.3.00.0070.06313.60
5.2.170.0030.04711.05
5.2.160.0000.06011.12
5.2.150.0070.05311.11
5.2.140.0000.06711.13
5.2.130.0070.04710.90
5.2.120.0000.04711.07
5.2.110.0000.04011.08
5.2.100.0070.06011.02
5.2.90.0000.05711.07
5.2.80.0070.04711.08
5.2.70.0000.06711.07
5.2.60.0070.03311.04
5.2.50.0230.05010.93
5.2.40.0030.05710.81
5.2.30.0030.04311.01
5.2.20.0030.05710.73
5.2.10.0000.06710.86
5.2.00.0030.06310.56
5.1.60.0000.03010.52
5.1.50.0070.05010.52
5.1.40.0070.04710.52
5.1.30.0000.06310.52
5.1.20.0000.06710.52
5.1.10.0000.05710.52
5.1.00.0100.05010.52
5.0.50.0000.04710.52
5.0.40.0030.04010.52
5.0.30.0030.06310.52
5.0.20.0070.02310.52
5.0.10.0000.04010.52
5.0.00.0070.06010.52
4.4.90.0000.03710.52
4.4.80.0070.02710.52
4.4.70.0030.02310.52
4.4.60.0000.03310.52
4.4.50.0000.03710.52
4.4.40.0000.05310.52
4.4.30.0000.03710.52
4.4.20.0030.03710.52
4.4.10.0030.03310.52
4.4.00.0000.05010.52
4.3.110.0030.03710.52
4.3.100.0030.02310.52
4.3.90.0030.02010.52
4.3.80.0030.04710.52
4.3.70.0000.03310.52
4.3.60.0030.03310.52
4.3.50.0000.02010.52
4.3.40.0000.04310.52
4.3.30.0000.04010.52
4.3.20.0030.03010.52
4.3.10.0030.03310.52
4.3.00.0030.03310.52

preferences:
43.62 ms | 400 KiB | 5 Q